class Patron::Response

def parse_headers(header_data)
  @headers = {}
  header_data.split(/\r\n/).each do |header|
    if header =~ %r|^HTTP/1.[01]|
      @status_line = header.strip
    else
      parts = header.split(':', 2)
      unless parts.empty?
        parts[1].strip! unless parts[1].nil?
        if @headers.has_key?(parts[0])
          @headers[parts[0]] = [@headers[parts[0]]] unless @headers[parts[0]].kind_of? Array
          @headers[parts[0]] << parts[1]
        else
          @headers[parts[0]] = parts[1]
        end
      end
    end
  end
end